The Challenge
The hardest sample is where studies stall
When your audience is rare, specialized, or spread across markets, a single panel and an inflated feasibility estimate will leave you stranded mid-field.
Inflated Feasibility
Optimistic estimates look great in a proposal and fall apart in the field. When the incidence is wrong, timelines slip and budgets blow up halfway through fielding.
One Panel Is Not Enough
No single panel has the depth to fill a rare audience at quality. Without blending the right sources, you trade away either feasibility or representativeness.
Fraud Hides in Niche Sample
The harder the audience, the more incentive there is to fake it. Specialized studies are exactly where unscreened fraud does the most damage to your results.
What We Can Do
Built for sourcing the hard stuff
Whatever the audience or structure, we have the sources, screening, and field management to deliver it at quality.
Low-Incidence Audiences
Reach rare and narrowly defined respondents that most panels report as infeasible, with honest feasibility before you commit.
B2B and Professionals
Source decision-makers, IT buyers, finance leaders, and other hard-to-verify professional audiences with the right screening.
Healthcare and Physicians
Field studies with physicians, specialists, nurses, and patients where verification and compliance actually matter.
International and Multi-Market
Run consistent studies across dozens of countries and languages, with sourcing tuned to each local market.
Interlocking Quotas
Manage complex, interlocking quota structures across many dimensions without losing control of the field.
Panel Blending
Blend 250+ sample sources to hit feasibility and balance that no single source can deliver.
Longitudinal and Recontact
Recontact respondents over time for tracking, waves, and follow-up studies with the same audience.
Hard-to-Reach Demographics
Find niche demographics, behaviors, and attitudes that off-the-shelf sample simply cannot supply at quality.
Example Complexities
The kind of studies we live for
These are the briefs other teams turn down. For us they are a normal week.
A 14-country tracker with matched quotas
Consistent audiences and interlocking quotas across markets and languages, fielded on the same timeline so the waves stay comparable.
Sub-1% incidence professional audience
A narrowly defined buyer that most panels called infeasible, sourced through blended panels with verification screening built in.
Verified physicians by specialty
Specialist clinicians with credential checks and quality controls, reached at the feasibility the study actually required.
Longitudinal recontact over multiple waves
The same respondents re-engaged across several waves to measure real change over time rather than new samples each round.
Why Rep Data
Honest feasibility, quality at every source
250+ Sources, Blended
We are unbiased multi-source by design, so we find the right respondents for your study instead of forcing your audience into a single panel.
Feasibility You Can Trust
We give you honest, upfront feasibility and a sourcing strategy before fielding, so there are no surprises once the study is live.
Quality on Every Source
Pre-survey fraud prevention and in-survey data cleaning run on every respondent, so even the hardest audience comes back clean.
The Result
Hard audiences, delivered at quality
- Rare, niche, and professional audiences reached at real feasibility
- Blended sourcing across 250+ sources for depth and balance
- Interlocking quotas and multi-market fields managed end to end
- Honest feasibility and a sourcing plan before you commit budget
- Fraud prevention and data cleaning applied to every source automatically
Client Results
Trusted by leading research teams

“Speed and flexibility are key in our research projects. With [Rep Data], the building, fielding, and analysis can literally all be done in a matter of days, and the easy-to-understand charts can be accessed at the touch of a button.”
Joanne
Senior Project Director, TCC Global

“We trust that the data Rep Data is giving us is clean, real and representative. I even recommended their services to my previous employer.”
Ben Winston
Senior Director, ClearPath Strategies

“We did a couple of tests and the data was so much better that we were instantly sold. They're now our primary provider.”
Scott Rasmussen
Founder, RMG Research